| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 24 | FSD | DEN | 09:54 | 10:11 |
Landed
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| Sep 23 | FSD | DEN | 09:40 | 10:05 |
Landed
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| Sep 22 | FSD | DEN | 09:24 | 09:32 |
Landed
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| Sep 21 | FSD | DEN | 09:16 | 09:30 |
Landed
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| Sep 20 | FSD | DEN | 09:23 | 09:31 |
Landed
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| Sep 19 | FSD | DEN | 09:20 | 09:33 |
Landed
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| Sep 18 | FSD | DEN | 09:16 | 09:27 |
Landed
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| Sep 17 | FSD | DEN | 09:52 | 10:09 |
Landed
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| Sep 16 | FSD | DEN | 09:16 | 09:31 |
Landed
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| Sep 15 | FSD | DEN | 09:45 | 10:00 |
Landed
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United Airlines Flight UA1223 connects Sioux Falls, United States to Denver, United States, taking off from Sioux Falls Regional Airport FSD and landing at Denver International Airport DEN.
How long is the UA1223 flight from Sioux Falls to Denver?
The average flight time from Sioux Falls to Denver is 1 hour and 14 minutes. The flight distance is 777 km / 483 miles and the average flight speed is 630 km/h / 391 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA1223 Sioux Falls to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA1223 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA1223 flight?
The latest flight took off on Wednesday, September 24th, 2025 with the flight status being Landed on 10:11.
How else can the flight UA1223 be referenced as?
This United Airlines flight can also be referenced as UAL1223, UA 1223, UAL 1223.
How often is flight UA1223 delayed?
On average, 30% of all UA1223 flights are delayed. The average delay is 8 minutes.
Can I get compensation for my delayed or cancelled UA1223 flight or baggage issues?
If your UA1223 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA1223 Flight Tracker above for more details.
Other flights departing from Sioux Falls FSD: JL87, DL5245
Other flights arriving at Denver DEN: UA497, UA2001, UA4775, UA5251
All flights connecting Sioux Falls FSD to Denver DEN.
